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FFTdemo
- 基2FFT，包括一个DFT-2-d FFT, including a DFT program
dft
- A implementation of the discrete Fourier transform in visual basic classic.
DFT
- 题目：离散富立叶变换（DFT）和频谱分析.matlab实现 1信号函数h(t)= e-a*t*tsin(2πft)2编程计算的离散富立叶变换（DFT）和IDFT图像。3计算振幅谱，相位谱以及检测信号主频-Title: Discrete Fourier Transform (DFT) and spectral analysis. Matlab function to achieve a signal h (t) = ea* t* tsin (2πft) 2 programming computin
edisp
- DFT-D DFT-D能量校正 用于计算vdW作用体系，得到改进后的DFT作用能和力。适用于范德华作用体系，pi-pi作用体系。-DFT-D
DFT
- 利用DFT法求周期信号的功率谱,实现离散傅立叶变换DFT,最后分析得到频谱幅度.-DFT method using the power spectrum of periodic signals seeking to achieve the Discrete Fourier Transform DFT, the final analysis, amplitude spectrum obtained
MainCode
- matlab code that make an image with capability of rotataing, shifting, .. and compute 2-d DFT.
Geometrical-interpretation-of-the-1-D-DFT
- main executing reference usage: executeMain.m -------------------------------------------------------------------------------- The geometrical interpretation of the 1-D DFT may have been seldom seen or introduced. The utility demonstrates the
main
- 基于2-D DFT-DWT的小波变换，绝对可以执行，只需要按程序的更改相应图片名字即可-2-D DFT-DWT of the image edge extraction procedure
DFT-FFT2
- 快速傅里叶变 (Fast Fourier Tranformation，FFT)是将一个大点数N的DFT分解为若干小点的D F T的组合。将用运算工作量明显降低， 从而大大提高离散傅里叶变换(D F T) 的计算速度。因各个科学技术领域广泛的使用了FFT 技术它大大推动了信号处理技术的进步， 现已成为数字信号处理强有力的工具-Fast Fourier Transform (Fast Fourier Tranformation, FFT) is a large number N of DFT i